.spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%, -50%); /* IE 9 */
    -webkit-transform: translate(-50%, -50%); /* Safari */
    transform: translate(-50%, -50%); /* Standard syntax */
    width: 70px;
    height: 70px;
    > div {
        width: 18px;
        height: 18px;
        background-color: #333;

        border-radius: 100%;
        display: inline-block;
        -webkit-animation: sk-bouncedelay 1.4s infinite ease-in-out both;
        animation: sk-bouncedelay 1.4s infinite ease-in-out both;
    }
    .bounce1 {
        -webkit-animation-delay: -0.32s;
        animation-delay: -0.32s;
    }

    .bounce2 {
        -webkit-animation-delay: -0.16s;
        animation-delay: -0.16s;
    }
}

@-webkit-keyframes sk-bouncedelay {
    0%,
    80%,
    100% {
        -webkit-transform: scale(0);
    }
    40% {
        -webkit-transform: scale(1);
    }
}

@keyframes sk-bouncedelay {
    0%,
    80%,
    100% {
        -webkit-transform: scale(0);
        transform: scale(0);
    }
    40% {
        -webkit-transform: scale(1);
        transform: scale(1);
    }
}
